I have a small problem. Some browsers are not downloading the \".apk\" files correctly. How to download \".apk\" as \".apk\"? (not as \".zip\") Some browsers are convert the
I don't know how you serve the files nor what server you're using.
It might have something to do with serving the files with the correct MIME type.
The following is for Apache, but I'm sure IIS also would support adding MIME types.
Can't install APK hosted my own apache server